997088 has 12 divisors (see below), whose sum is σ = 1963080. Its totient is φ = 498528.

The previous prime is 997081. The next prime is 997091. The reversal of 997088 is 880799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (997081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15548 + ... + 15611.

It is an arithmetic number, because the mean of its divisors is an integer number (163590).

2⁹⁹⁷⁰⁸⁸ is an apocalyptic number.

It is an amenable number.

997088 is a deficient number, since it is larger than the sum of its proper divisors (965992).

997088 is a wasteful number, since it uses less digits than its factorization.

997088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31169 (or 31161 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 41.

The square root of 997088 is about 998.5429384859. The cubic root of 997088 is about 99.9028389612.

The spelling of 997088 in words is "nine hundred ninety-seven thousand, eighty-eight".